Submission #1670793
Source Code Expand
#include<cstdio> #include<iostream> #include<string> #include<cstring> #include<algorithm> #include<vector> using namespace std; struct edge {int u,v,next; }; struct edge e[6010]; int n,num; int a[6010],f[6010],head[6010]; vector<int> ans; void add(int u,int v) {e[num].u=u; e[num].v=v; e[num].next=head[u]; head[u]=num; num++; } int calc(int i) {int j; if(f[i]!=-1) return f[i]; f[i]=0; j=head[i]; while(j!=-1) { if(calc(e[j].v)==0) f[i]=1; j=e[j].next; } return f[i]; } int main() {int i,j,x,y; scanf("%d",&n); for(i=1;i<=n;i++) scanf("%d",&a[i]); memset(head,-1,sizeof(head)); for(i=1;i<n;i++) { scanf("%d%d",&x,&y); if(a[x]>a[y]) add(x,y); else if(a[y]>a[x]) add(y,x); } memset(f,-1,sizeof(f)); for(i=1;i<=n;i++) if(calc(i)==1) ans.push_back(i); for(i=0;i<ans.size();i++) { printf("%d",ans[i]); printf("%c",i!=ans.size()-1?' ':'\n'); } return 0; }
Submission Info
Submission Time | |
---|---|
Task | F - Tree Game |
User | xhk |
Language | C++14 (GCC 5.4.1) |
Score | 1600 |
Code Size | 964 Byte |
Status | AC |
Exec Time | 2 ms |
Memory | 384 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:44:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n); ^ ./Main.cpp:45:37: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] for(i=1;i<=n;i++) scanf("%d",&a[i]); ^ ./Main.cpp:48:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] { scanf("%d%d",&x,&y); ^
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 1600 / 1600 | ||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | sample1.txt, sample2.txt, sample3.txt |
All | sample1.txt, sample2.txt, sample3.txt, in1.txt, in10.txt, in11.txt, in12.txt, in13.txt, in14.txt, in15.txt, in16.txt, in17.txt, in18.txt, in19.txt, in2.txt, in20.txt, in21.txt, in22.txt, in23.txt, in24.txt, in25.txt, in26.txt, in27.txt, in28.txt, in29.txt, in3.txt, in30.txt, in31.txt, in32.txt, in33.txt, in34.txt, in35.txt, in36.txt, in37.txt, in38.txt, in39.txt, in4.txt, in40.txt, in41.txt, in42.txt, in43.txt, in44.txt, in45.txt, in46.txt, in47.txt, in48.txt, in49.txt, in5.txt, in50.txt, in6.txt, in7.txt, in8.txt, in9.txt, sample1.txt, sample2.txt, sample3.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
in1.txt | AC | 2 ms | 384 KB |
in10.txt | AC | 2 ms | 384 KB |
in11.txt | AC | 2 ms | 384 KB |
in12.txt | AC | 2 ms | 256 KB |
in13.txt | AC | 2 ms | 256 KB |
in14.txt | AC | 2 ms | 384 KB |
in15.txt | AC | 2 ms | 384 KB |
in16.txt | AC | 2 ms | 384 KB |
in17.txt | AC | 2 ms | 384 KB |
in18.txt | AC | 2 ms | 384 KB |
in19.txt | AC | 2 ms | 384 KB |
in2.txt | AC | 2 ms | 384 KB |
in20.txt | AC | 2 ms | 384 KB |
in21.txt | AC | 2 ms | 384 KB |
in22.txt | AC | 2 ms | 384 KB |
in23.txt | AC | 2 ms | 384 KB |
in24.txt | AC | 2 ms | 384 KB |
in25.txt | AC | 2 ms | 384 KB |
in26.txt | AC | 2 ms | 384 KB |
in27.txt | AC | 2 ms | 384 KB |
in28.txt | AC | 2 ms | 384 KB |
in29.txt | AC | 2 ms | 384 KB |
in3.txt | AC | 2 ms | 384 KB |
in30.txt | AC | 2 ms | 384 KB |
in31.txt | AC | 2 ms | 384 KB |
in32.txt | AC | 2 ms | 384 KB |
in33.txt | AC | 2 ms | 384 KB |
in34.txt | AC | 2 ms | 384 KB |
in35.txt | AC | 2 ms | 384 KB |
in36.txt | AC | 1 ms | 256 KB |
in37.txt | AC | 1 ms | 256 KB |
in38.txt | AC | 1 ms | 256 KB |
in39.txt | AC | 1 ms | 256 KB |
in4.txt | AC | 2 ms | 384 KB |
in40.txt | AC | 2 ms | 384 KB |
in41.txt | AC | 2 ms | 384 KB |
in42.txt | AC | 2 ms | 384 KB |
in43.txt | AC | 2 ms | 384 KB |
in44.txt | AC | 2 ms | 384 KB |
in45.txt | AC | 2 ms | 256 KB |
in46.txt | AC | 2 ms | 256 KB |
in47.txt | AC | 2 ms | 384 KB |
in48.txt | AC | 2 ms | 384 KB |
in49.txt | AC | 2 ms | 384 KB |
in5.txt | AC | 2 ms | 384 KB |
in50.txt | AC | 2 ms | 384 KB |
in6.txt | AC | 2 ms | 384 KB |
in7.txt | AC | 2 ms | 384 KB |
in8.txt | AC | 2 ms | 384 KB |
in9.txt | AC | 2 ms | 384 KB |
sample1.txt | AC | 1 ms | 256 KB |
sample2.txt | AC | 1 ms | 256 KB |
sample3.txt | AC | 1 ms | 256 KB |